We may never know the real name of Adele’s baby boy but, as the Grammy winner told People, “I just call him Little Peanut.” Lil P is the first child for Adele and boyfriend Simon Konecki. He was born on Oct. 19.

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Cyrus Michael Christopher Dancy! That's the name of Claire Danes and Hugh Dancy's first son. Homeland star Danes gave birth Monday, Dec. 17, her rep confirmed to People. But is the little one a Canadian? Baby's birthplace has yet to be reported, and the couple, who married three years ago, have frequently been spotted around Toronto this year, where Dancy is shooting new TV thriller Hannibal.

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Gisele Bundchen and Tom Brady's growing family welcomed daughter Vivian Lake on Dec. 5, 2012. The model and the New England Patriots quarterback are already parents to Benjamin, 2. Brady has a third child, five-year-old John, from his relationship with actress Bridget Moynahan.

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It's a girl for this Backstreet Boy. A.J. McLean and wife, Rochelle, announced the birth of daughter Ava Jaymes McLean on his website. "We are so in love with our bundle of joy and happy to have started our family now," wrote the pop star. Ava Jaymes was born Nov. 27 in Los Angeles.

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It's a Thanksgiving baby for country star Jake Owen and wife, Lacey. The couple announced the birth of daughter Olive Pearl Owen on Twitter. "Today is the greatest day of my life," Tweeted the musician, sharing a photo of his newborn daughter. "Turkey baby!!! Happy Thanksgiving."

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Reese Witherspoon gave birth to son Tennessee James Toth on Sept. 27, 2012. He joins sister and brother Ava and Deacon.

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Melissa Joan Hart gave birth to baby boy Tucker on Sept. 18, 2012. The little one already has two brothers at home: Braydon, 4, and Mason, 6.

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Will Camden John become a future reality-TV superstar? That's what Nick and Vanessa Lachey named their baby boy, who was born Sept. 12, 2012. Wrote the couple in an official statement: "Love has truly been redefined for both of us."

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Tori Spelling added to her growing brood. The actress welcomed her fourth child into the world on August 30. Finn Davey McDermott was born early in the evening and came out weighing 6 lbs., 6 oz.

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Giuliana and Bill Rancic welcomed a son named Edward Duke Rancic into the world on August 29 via gestational surrogate.

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Lisa Loeb welcomed her second child into the world on June 15. The singer recently shared her bundle of joy, Emet Kuli, with People magazine.

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The world has yet another Kardashian to keep up with. Kourtney Kardashian and husband Scott Disick welcomed their second child, Penelope Scotland Disick, Sunday, July 8, 2012. "Scott and I are overjoyed to welcome our precious angel Penelope Scotland Disick into our lives. We are forever blessed. Mommy and baby are resting comfortably," Kardashian told E! News in a statement.

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Not everyone would name their kid after a co-worker, but not everyone's been a guitarist for Ozzy Osbourne. Guitarist Zakk Wylde named his fourth child Sabbath, a tribute to Ozzy's legendary band, Black Sabbath. The bouncing baby metalhead was born July 4, 2012.

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Former My Name Is Earl star Jason Lee is a proud papa! The actor and his wife welcomed a baby boy into the world. Unlike Lee's previous children (Pilot Inspektor, 8, and Casper, 3) the actor opted for a name that’s a bit more normal – Sonny.

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Alyson Hannigan and Alexis Denisof welcomed daughter Keeva Jane Denisof on May 23, 2012. Keeva is a form of the Gaelic word caoimhe, which means gentleness and beauty. The couple already have a three-year-old daughter named Satyana, which is Sanskrit for truth.

Robert Downey Jr. and wife Susan welcomed a baby boy on Feb. 7, 2012. They named him Exton Elias Downey.

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Beyonce and Jay-Z welcomed their first child, a daughter named Blue Ivy Carter, on Jan. 7, 2012. A source told the Houston Chronicle that Beyonce and Jay-Z chose the name Blue for Jay-Z's 2001 album The Blueprint, and Ivy for the roman numeral for 4. Beyonce was born on Sept. 4, her mother on Jan. 4 and Jay-Z on Dec. 4. They were married on April 4 and she named her last album 4.

Kate Hudson and fiance Matt Bellamy welcomed a baby boy on July 9, 2011. The couple named him Bingham "Bing" Hawn Bellamy.

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David and Victoria Beckham welcomed a baby daughter on July 10, 2011. They named her Harper Seven.

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Natalie Portman and Benjamin Millepied named their son Aleph. Aleph is the first letter of the Hebrew alphabet, and is also the number 1 in Hebrew.

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Pink and husband Carey Hart welcomed a baby girl on June 2, 2011. They named her Willow Sage Heart.

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Alicia Silverstone welcomed her first child with husband Christopher Jarecki on May 5, 2011. They named him Bear Blu Jarecki.

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Mariah Carey and Nick Cannon named their twins after a Hollywood icon and a theme-room in their NYC pad. Their daughter is called Monroe in honour of Marilyn Monroe, while their son Moroccan Scott was named after the Moroccan Room in Carey's NYC apartment -- which is where Cannon proposed to Carey.

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Supermodel Claudia Schiffer had a daughter she named Cosima on May 14, 2010. Cosima joins sibs Clementine and Caspar.

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Nicole Richie and Joel Madden named their son Sparrow James Midnight. They also have a daughter -- Harlow Winter Kate.

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Lost star Josh Holloway and wife Yessica named their daughter Java Kumala Holloway.